feat(v029): OnboardingWizard 3 옵션 + 설치 가이드 link

src/renderer/inbox/components/OnboardingWizard.tsx

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+import React from 'react';
+import { inboxApi } from '../api.js';
+
+/**
+ * v0.2.9 Cut B Task 11 — 첫 launch onboarding 위저드.
+ *
+ * 3 옵션 (AI 사용 / 원문만 / 나중에) 중 하나를 선택. AI 옵션 (true/false) 은
+ * setAiEnabled 로 settings 에 저장, 모든 옵션은 setOnboardingCompleted(true) 로
+ * 두 번째 launch 부터 미노출. "나중에" 는 ai_enabled 기본값 (true) 유지 — 사용자
+ * 가 SettingsPage 에서 추후 선택 가능.
+ */
+export function OnboardingWizard({ onClose }: { onClose: () => void }): React.ReactElement {
+  async function choose(aiEnabled: boolean | null): Promise<void> {
+    if (aiEnabled !== null) await inboxApi.setAiEnabled(aiEnabled);
+    await inboxApi.setOnboardingCompleted(true);
+    onClose();
+  }
+
+  return (
+    <div role="dialog" aria-label="시작 안내" style={{
+      position: 'fixed', top: 0, left: 0, right: 0, bottom: 0,
+      background: 'rgba(0,0,0,0.5)', display: 'flex', alignItems: 'center', justifyContent: 'center', zIndex: 1000
+    }}>
+      <div style={{ background: '#fff', padding: 24, borderRadius: 8, maxWidth: 520 }}>
+        <h2 style={{ margin: '0 0 12px' }}>Inkling 사용 시작</h2>
+        <p style={{ fontSize: 14, lineHeight: 1.6, marginBottom: 12 }}>
+          Inkling 은 로컬 LLM (Ollama) 으로 메모를 자동 정리합니다.
+          Ollama 가 설치되어 있고 한국어 지원 모델 (gemma3, gemma2 등) 이 pull 되어 있어야 최적의 경험이 가능합니다.
+        </p>
+        <p style={{ fontSize: 13, marginBottom: 16 }}>
+          설치 가이드:&nbsp;
+          <a href="https://ollama.com/download" target="_blank" rel="noopener noreferrer">ollama.com/download</a>
+        </p>
+        <div style={{ display: 'flex', flexDirection: 'column', gap: 8 }}>
+          <button onClick={() => choose(true)}>AI 자동 처리 사용 (Ollama 필요)</button>
+          <button onClick={() => choose(false)}>원문만 저장 (AI 처리 안 함)</button>
+          <button onClick={() => choose(null)} style={{ marginTop: 4 }}>나중에 설정</button>
+        </div>
+      </div>
+    </div>
+  );
+}

tests/unit/OnboardingWizard.test.tsx

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+// @vitest-environment jsdom
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import '@testing-library/jest-dom/vitest';
+import { render, screen, fireEvent, cleanup, waitFor } from '@testing-library/react';
+
+const { mockSetAi, mockSetCompleted } = vi.hoisted(() => ({
+  mockSetAi: vi.fn(async () => ({ ok: true as const })),
+  mockSetCompleted: vi.fn(async () => ({ ok: true as const }))
+}));
+vi.mock('../../src/renderer/inbox/api.js', () => ({
+  inboxApi: { setAiEnabled: mockSetAi, setOnboardingCompleted: mockSetCompleted }
+}));
+
+import { OnboardingWizard } from '../../src/renderer/inbox/components/OnboardingWizard';
+
+describe('OnboardingWizard', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    cleanup();
+  });
+
+  it('renders 3 buttons + 설치 가이드 link', () => {
+    render(<OnboardingWizard onClose={vi.fn()} />);
+    expect(screen.getByRole('button', { name: /AI 자동 처리 사용/ })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: /원문만 저장/ })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: /나중에 설정/ })).toBeInTheDocument();
+    expect(screen.getByRole('link', { name: /ollama\.com/ })).toBeInTheDocument();
+  });
+
+  it('"AI 사용" → setAiEnabled(true) + setOnboardingCompleted(true) + onClose', async () => {
+    const onClose = vi.fn();
+    render(<OnboardingWizard onClose={onClose} />);
+    fireEvent.click(screen.getByRole('button', { name: /AI 자동 처리 사용/ }));
+    await waitFor(() => {
+      expect(mockSetAi).toHaveBeenCalledWith(true);
+      expect(mockSetCompleted).toHaveBeenCalledWith(true);
+      expect(onClose).toHaveBeenCalled();
+    });
+  });
+
+  it('"원문만" → setAiEnabled(false) + setOnboardingCompleted(true)', async () => {
+    render(<OnboardingWizard onClose={vi.fn()} />);
+    fireEvent.click(screen.getByRole('button', { name: /원문만 저장/ }));
+    await waitFor(() => {
+      expect(mockSetAi).toHaveBeenCalledWith(false);
+      expect(mockSetCompleted).toHaveBeenCalledWith(true);
+    });
+  });
+
+  it('"나중에" → setOnboardingCompleted(true) only (no setAiEnabled)', async () => {
+    render(<OnboardingWizard onClose={vi.fn()} />);
+    fireEvent.click(screen.getByRole('button', { name: /나중에 설정/ }));
+    await waitFor(() => {
+      expect(mockSetCompleted).toHaveBeenCalledWith(true);
+      expect(mockSetAi).not.toHaveBeenCalled();
+    });
+  });
+});